TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Regina Barber and Emily Kwong of NPR's Short Wave discuss an Earth-sized exoplanet, how ant colonies deal with disease and a possible link between volcanoes and the Black Death.

The hunt is on for terrestrial exoplanets in habitable zones, and some of the most promising candidates were discovered ...

When is winter? Weather forecasters in the Northern Hemisphere will tell you Dec. 1 through the end of February, which is ...

Allen Telescope Array campaign shows slow changes in radio scintillation that can nudge pulsar timing by billionths of a ...

An artist’s impression of a large red star releasing a bright, explosive burst of light. Swirling red and orange patterns surround the star, suggesting intense activity. In the background, a smaller ...

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Pluto pulled Adeene Denton into its orbit during her undergraduate internship at the Lunar and Planetary Institute in Houston. It was summer 2015, when the New Horizons spacecraft zoomed past the ...

This artist's conception illustrates the brown dwarf named 2MASSJ22282889-431026. Credit: NASA/JPL-Caltech. Astronomers have discovered a fascinating new object orbiting a small red star not far from ...

In an ancient star system expected to be stable and dormant, scientists found a 3 billion-year-old white dwarf star still tearing apart massive quantities of rock. “The rate we’ve seen rock consumed ...

A white dwarf is what’s left of a star, like our Sun, that reaches the end of its life. When stars use up all their energy, they expand into red titans, burning much hotter and brighter for a short ...

The International Astronomical Union (IAU) decided several years ago that they needed to come up with a definition for a planet (for use with the objects in our Solar System). The IAU has various ...